PPG-3

AKA: Polypropylene Glycol-3

Synthetic

Solvent

Not Clean

OriginPPG-3 belongs to the polypropylene glycol chemical family, derived from propylene oxide. It is synthesized through the polymerization of propylene oxide using catalytic processes.

Poly[oxy(methyl-1,2-ethanediyl)], .alpha.-hydro-.omega.-hydroxy- (3 mol PO average molar ratio)

CAS #

25322-69-4

Form

Liquid

Skin Types

●all-skin-types

Best For

General

Pregnancy & Breastfeeding Safe

Yes

Functions

Solvent

Dissolves other ingredients so they distribute evenly in the formula. Often the invisible "base" everything else is mixed into.

Dissolves Ingredients

Locks In Moisture

Fights Bacteria

Dissolves other ingredients

The paper trail

🔬Peer-reviewednone on file

⚖️Regulatory1 listing →

🛡️Safety-assessed2 reviews →

Counts, not a verdict. A listing isn't a study. The trail, you decide.

EWG

CIR

Safe as used

Pregnancy

Yes

Regulatory Status

USA✔ permitted

EU⚠ restricted

JAPAN⚠ restricted

CANADA⚠ restricted

Regulatory Agencies

EWG CIR FDA EU COSING Health Canada

Verified Jun 2026

Data: CosIng · EWG · CIR